CompatibilityOnly for Apple Watch Series 8/7/6/5/4/SE (44/45 mm); fits wrist sizes 6.8”-9.5” (172-242 mm)360° ProtectionRaised bezels prevent scratches while Air-Guard corners absorb shocksSturdy TPU BandWaterproof and breathable band is ready for workdays, workouts, and anywhere elseBuilt ToughRugged protective design with a sturdy stainless steel buckle offers stylish protection that lasts